Which document was written primarily in order to help emphasize the roles of reasoning and sense-making in the curriculum?
a. Focus in High School Mathematics
b. Curriculum Focal Points
c. Assessment Standards for School Mathematics
d. Saxon Mathematics
Ans: a
Mathematics
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Multiply, then simplify the product. Assume that all variables represent positive real numbers.(3 + 
)2
A. 5 + 6
B. 11 + 3
C. 11 + 6
D. 9 + 6
Mathematics
Graph the fraction on a number line.
A. 
B. 
C. 
D. 
Mathematics
Simplify. Include the absolute value symbol if necessary. If the answer is not a real number, state so.
A. x3 B. x9 C. x18 D. 9x
Mathematics
The following is an outline of a proof that (A ? B)c ? Ac ? Bc. Fill in the blanks.
Mathematics